netdev - Re: [PATCH v2] samples: bpf: make the use of xdp samples consistent

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Date:   Tue, 25 Jun 2019 06:31:24 -0700
From:   Song Liu <liu.song.a23@...il.com>
To:     Jesper Dangaard Brouer <brouer@...hat.com>
Cc:     Toke Høiland-Jørgensen <toke@...hat.com>,
        "Daniel T. Lee" <danieltimlee@...il.com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Alexei Starovoitov <ast@...nel.org>, bpf <bpf@...r.kernel.org>,
        Networking <netdev@...r.kernel.org>
Subject: Re: [PATCH v2] samples: bpf: make the use of xdp samples consistent

On Tue, Jun 25, 2019 at 5:09 AM Jesper Dangaard Brouer
<brouer@...hat.com> wrote:
>
> On Tue, 25 Jun 2019 11:08:22 +0200
> Toke Høiland-Jørgensen <toke@...hat.com> wrote:
>
> > "Daniel T. Lee" <danieltimlee@...il.com> writes:
> >
> > > Currently, each xdp samples are inconsistent in the use.
> > > Most of the samples fetch the interface with it's name.
> > > (ex. xdp1, xdp2skb, xdp_redirect_cpu, xdp_sample_pkts, etc.)
> > >
> > > But some of the xdp samples are fetching the interface with
> > > ifindex by command argument.
> > >
> > > This commit enables xdp samples to fetch interface with it's name
> > > without changing the original index interface fetching.
> > > (<ifname|ifindex> fetching in the same way as xdp_sample_pkts_user.c does.)
> > >
> > > Signed-off-by: Daniel T. Lee <danieltimlee@...il.com>

Acked-by: Song Liu <songliubraving@...com>

> > > ---
> > > Changes in v2:
> > >   - added xdp_redirect_user.c, xdp_redirect_map_user.c
> >
> > Great, thanks!
> >
> > Acked-by: Toke Høiland-Jørgensen <toke@...hat.com>
>
> Great you basically solved one of our TODOs:
> - TODO Change sample programs to accept ifnames as well as indexes
>
> https://github.com/xdp-project/xdp-project/blob/master/xdp-project.org#next-change-sample-programs-to-accept-ifnames-as-well-as-indexes
>
> Acked-by: Jesper Dangaard Brouer <brouer@...hat.com>
>
> --
> Best regards,
>   Jesper Dangaard Brouer
>   MSc.CS, Principal Kernel Engineer at Red Hat
>   LinkedIn: http://www.linkedin.com/in/brouer